Habitat: Reef slopes and near passes, on hard bottoms with large rubble and coral patches.
Depth range: 0-25 m
Length commonly to: 45 cm
Average weight: 2.5 kg
Body thickness: 15 mm
Processed appearance:
- Long shape with squarish cross-section
- Upper-side covered with spikes, brown to black-brown
- Under-side granular, lighter brown
- Small cut across mouth, or one single long cut in the under-side of large specimens
- Common size: 20-25 cm